有的朋友通过把div的内容放入iframe或object里来解决。
可惜这样会破坏页面的结构,互动性不大好。
这里采用的方法是:
虽说div直接盖不住select
但是div可以盖iframe,而iframe可以盖select,
所以,把一个iframe来当作div的底,
这个div就可以盖住select了.
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最核心的是这句了:
<iframe style="position:absolute;z-index:-1;100%;height:100%;top:0;left:0;scrolling:no;"
frameborder="0" src="about:blank"></iframe>
如果你在页面有一个滚动的图片,直接把图片的宽高度给这个Iframe就OK了!